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CDCA Dental Hygiene Practice Tests & Test Prep by Exam Edge - Free Test


Our free CDCA Dental Hygiene (ADEX) Practice Test was created by experienced educators who designed them to align with the official Commission on Dental Competency Assessments content guidelines. They were built to accurately mirror the real exam's structure, coverage of topics, difficulty, and types of questions.

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CDCA Dental Hygiene (ADEX) - Free Test Sample Questions

Which of the following is used to improve calculus detection?





Correct Answer:
explorer.


the correct answer to the question of which tool is used to improve calculus detection is the dental explorer. a dental explorer, sometimes simply referred to as an explorer, is a critical instrument used by dental professionals to enhance the detection and diagnosis of dental conditions, particularly dental calculus (tartar) and caries (cavities).

the dental explorer is a hand-held tool with a long, thin, and pointed metal tip. this tip is designed to be sensitive to tactile feedback, allowing the dentist or hygienist to feel the texture and topography of the tooth surface. as the explorer is gently run over tooth surfaces, it can catch on rough spots where calculus has formed or where there is tooth decay. this tactile feedback is crucial in identifying areas that might not be visibly apparent and might be missed by other diagnostic tools such as dental mirrors or even radiographs.

calculus, or tartar, is hardened dental plaque that has been left on the teeth and subsequently calcified by the minerals in saliva. it provides a rough surface that can lead to further plaque accumulation and is a significant factor in the development of periodontal disease. the dental explorer's ability to detect these rough areas helps in the planning and execution of appropriate dental treatments, such as scaling and root planing.

in addition to detecting calculus, the dental explorer is also effective in identifying cavities. cavities, or caries, begin as small areas of mineral loss in the tooth enamel, and they can develop into larger lesions that compromise the tooth's structural integrity. the sharp tip of the explorer can detect these soft spots in the enamel which might indicate the beginning of a cavity.

while the dental explorer is a valuable diagnostic tool, it is crucial that it be used with care. overzealous or improper use can potentially damage the enamel or the gum tissue. therefore, it is typically used by experienced dental professionals who are trained in its proper application to ensure patient safety and comfort.

overall, the dental explorer is an indispensable tool in the dental profession for the detection of calculus and cavities, aiding significantly in dental assessments and contributing to overall oral health management. other tools mentioned like mirrors, periodontal probes, and curettes also play vital roles in dental care, but for the specific task of improving calculus detection, the explorer is the most direct and effective instrument.